You want a comprehensive understanding of household expenditures and how they prioritize consumption, including total expenditure and spending by category. Categories/types of expenditure can correspond with different sectors.
You want to understand the extent to which total reported spending aligns with the MEB as an indication of potential gaps in needs being addressed, and to assess the ongoing accuracy of the MEB.
You want to be able to analyse expenditures relating to a specific sector or sectors, for comparison with MEB composition, and potentially to inform programming decisions, for example if unmet needs are identified.